CALMAT CO is a construction sand and gravel mining employer in IRWINDALE, CA. Federal records show 7 OSHA inspections with 4 violations and $1,140 in penalties. All data sourced from public federal enforcement records.
Data sourced from OSHA, DOL WHD, MSHA, EPA ECHO, NLRB, FMCSA, OFLC, BLS, SAM.gov, CMS, USAspending, CPSC, NHTSA, and the UVA Corporate Prosecution Registry. Last updated: May 2, 2026.
CALMAT CO
16001 E. FOOTHILL BLVD., IRWINDALE, CA, 91702
Parent: Vulcan Materials CO (332 locations)
212321 — Top companies in Construction Sand and Gravel Mining
Industry Benchmark
Data Insights
Inspection Breakdown
Peer Comparison
Labor Relations (NLRB)
Motor Carrier Safety (FMCSA)
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Inspection History
No inspection records found.
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Data aggregated from public federal enforcement and program records (OSHA, WHD, MSHA, EPA, NLRB, FMCSA, OFLC, BLS, SAM.gov, CMS, USAspending, CPSC, NHTSA) plus the UVA Corporate Prosecution Registry. Employer profiles matched by name and location — matching errors may occur. Risk scores computed by FastDOL, not official government assessments. OSHA citations typically appear 3-8 months after the inspection, so very recent enforcement actions may not yet be reflected. Data provided as-is. Report a data error.
Part of a larger organization
CALMAT CO is one of 332 establishments in our dataset that roll up under the parent organization Vulcan Materials CO. Vulcan Materials CO is a SEC public reporter (VMC), with most recent reported revenue of $7.8B.
Federal enforcement records on CALMAT CO represent activity at this specific establishment. The full enforcement footprint of Vulcan Materials CO across all 332 of its tracked locations is viewable on the parent profile.
Other establishments operated by Vulcan Materials CO
- HEAVY MATERIALS, LLC — ST THOMAS, VI — 4 federal records
- CALMAT CO — BAKERSFIELD, CA — 3 federal records
- SYAR INDUSTRIES, INC. — HOPLAND, CA — 3 federal records
- SYAR INDUSTRIES INC — HEALDSBURG, CA — 3 federal records
- SYAR INDUSTRIES, INC. — NAPA, CA — 3 federal records
- HEAVY MATERIALS LLC — FREDERIKSTED, VI — 3 federal records
- CALMAT CO — CHULA VISTA, CA — 3 federal records
- HEAVY MATERIALS — ST THOMAS, VI — 3 federal records
- CALMAT — CORONA, CA — 3 federal records
- SYAR INDUSTRIES, INC. — VALLEJO, CA — 3 federal records
Other employers in Construction Sand and Gravel Mining within CA
- HUMBOLDT REDWOOD COMPANY LLC — SCOTIA — 4 federal records
- CALAVERAS MATERIALS, INC. — MERCED — 4 federal records
- BCJ SAND & ROCK, INC. — OROVILLE — 4 federal records
- HANSON AGGREGATES PACIFIC SOUTHWEST INC — SANTEE — 3 federal records
- PYRAMID CONSTRUCTION AND AGGREGATES, INC. — HEBER — 3 federal records
- GRANITE ROCK COMPANY — HOLLISTER — 3 federal records
- GRANITE CONSTRUCTION COMPANY — SACRAMENTO — 3 federal records
- CALMAT CO — BAKERSFIELD — 3 federal records
- CALPORTLAND COMPANY — MOORPARK — 3 federal records
- CEMEX, INC. — FRIANT — 3 federal records
Industry context
Within the construction sand and gravel mining industry in CA, CALMAT CO ranks in the 79th percentile of OSHA violation frequency across 1,679 comparable establishments.
OSHA penalty totals rank in the 81th percentile of the same peer group. Inspection frequency ranks in the 79th percentile.
The Bureau of Labor Statistics reports an industry-average Total Recordable Incident Rate (TRIR) of 1.5 for the construction sand and gravel mining sector, with a Days Away, Restricted, or Transferred (DART) rate of 1.
Activity timeline
Frequently Asked Questions
- What is CALMAT CO's OSHA violation history?
- CALMAT CO has 7 OSHA inspections on record with 4 violations and $1,140 in total penalties.
- How does CALMAT CO's safety record compare to its industry?
- CALMAT CO operates in the construction sand and gravel mining industry. The industry average Total Recordable Incident Rate (TRIR) is 1.5.
About this data
This profile aggregates federal enforcement records on CALMAT CO of IRWINDALE, CA from 17 federal data sources. Records were found in 6 sources: OSHA workplace safety inspections, MSHA mine safety enforcement, NLRB labor relations cases, FMCSA motor carrier safety, SEC XBRL companyfacts (parent financials), and BLS industry safety benchmarks. The remaining 11 sources were checked and found no matching records: WHD, EPA, OFLC, OFCCP, USAspending, SAM.gov, CMS, CPSC, NHTSA, UVA, SEC enforcement.
Establishments are matched across agencies using normalized employer name, state, and ZIP code. The dataset was last refreshed on May 2, 2026. CALMAT CO resolves to the parent rollup Vulcan Materials CO, which operates 332 establishments in our dataset.
This profile may be incomplete if CALMAT COoperates under multiple legal names, files under variations our entity-matching rules don't yet cover, or maintains records below current matching thresholds. To report a missing record or correction, email corrections@fastdol.com.